46 lines
1.1 KiB
Python
46 lines
1.1 KiB
Python
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'''
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>65<EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD>Ŀ<EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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1.<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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2.<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ<EFBFBD><EFBFBD><EFBFBD>룺
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'''
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import math
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class PTS:
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def __init__(self):
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self.x = 0
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self.y = 0
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points = []
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def LineToDemo():
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from Tkinter import *
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screenx = 400
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screeny = 400
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canvas = Canvas(width = screenx,height = screeny,bg = 'white')
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AspectRatio = 0.85
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MAXPTS = 15
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h = screeny
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w = screenx
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xcenter = w / 2
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ycenter = h / 2
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radius = (h - 30) / (AspectRatio * 2) - 20
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step = 360 / MAXPTS
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angle = 0.0
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for i in range(MAXPTS):
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rads = angle * math.pi / 180.0
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p = PTS()
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p.x = xcenter + int(math.cos(rads) * radius)
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p.y = ycenter - int(math.sin(rads) * radius * AspectRatio)
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angle += step
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points.append(p)
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canvas.create_oval(xcenter - radius,ycenter - radius,
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xcenter + radius,ycenter + radius)
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for i in range(MAXPTS):
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for j in range(i,MAXPTS):
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canvas.create_line(points[i].x,points[i].y,points[j].x,points[j].y)
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canvas.pack()
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mainloop()
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if __name__ == '__main__':
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LineToDemo()
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